Ouyang surname, one of China surnames, is a Han surname, which originated from Si surname. Ouyang is also a descendant of the Yellow Emperor. The ancestor of Gou Jian, the King of Yue, came from Guan surname, the illegitimate son of Xia Shaokang. He ascended the throne in 2079 BC (4072 BC) and was sealed in Huiji. 1 Ouyang County looks at the Bohai Sea and takes seabirds as its totem. In Song Dynasty, there were more than 220,000 Ouyang surnames, accounting for 0.29% of the national population, ranking 69th, one of the hundred surnames, ranking 4th among the hundred surnames in Song Dynasty, and ranking first in total population. The population of contemporary Ouyang surname is about 880,000, accounting for 0.07% of the national population, ranking 149 in the country. During the period from 1000 since the Song Dynasty, the population growth rate of Ouyang's surname showed a downward trend, which may be related to Ouyang Fu's changing his surname to Yang. At present, the distribution in China is mainly concentrated in Hunan, western Guangzhou, northern Zhanjiang, Heyuan and pengze county, Jiangxi (pengze county Ouyang is a descendant of Ouyang Yi and gave birth to seven sons, so it became the seventh village of Ouyang in pengze county, with a population of 100000. ), accounting for about 80% of Ouyang's total population, Ji 'an, Yongfeng, Wanzai, Zhijiang, Jingzhou and Qianjiang in Hubei Province. Secondly, it is distributed in Henan, Shaanxi, Sichuan and Hubei. Hunan is the largest province with Ouyang surname, accounting for 43% of the total population. The whole country has formed a gathering area of Ouyang surname centered on Jiangxi and Hunan. At present, the Ouyang family in Guangdong is mainly distributed in Guangzhou (Conghua) and Zhanjiang (Cui Ya). Tang Di outside the west gate of Danyang has Ou Jia (Situ) and Xia Ban Ou Jia (Quanzhou).